Income Taxes - Reconciliation of U.S. Statutory Income Tax Rate to Our Effective Tax Rate (Detail)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
U.S. statutory income tax rate	35.00%	35.00%	35.00%
State taxes, net of federal deduction	0.80%	1.00%	0.70%
Tax impact of foreign operations, including foreign tax credits	(12.20%)	(10.40%)	(11.00%)
Tax impact of certain significant transactions	1.60%	(3.50%)
Tax benefit relating to U.S. manufacturer's deduction and export sales	(1.80%)	(1.90%)	(1.60%)
R&D credit	(0.60%)		(0.50%)
Goodwill impairment		3.40%
Other	(0.20%)	0.40%	(0.20%)
Effective income tax rate	22.60%	24.00%	22.40%